Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2026-06-24
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed

Amends S100X0JX. Amended by S100YIX8 (2026-06-24).

Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥2.01T2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥4.34T2024-04-01 → 2025-03-31Cons.Operating revenue1 (5-year summary)
Revenue¥2.14T2024-04-01 → 2024-09-30Cons.Net sales
Operating income¥276.6bn2025-04-01 → 2025-09-30Cons.Operating income
Operating income¥297.2bn2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥315.0bn2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥531.7bn2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥319.2bn2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax¥316.2bn2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥319.6bn2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥232.9bn2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥420.4bn2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥228.8bn2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income¥234.4bn2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥230.0bn2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥9.60Tat 2025-09-30Cons.Assets
Total assets¥9.65Tat 2025-03-31Cons.Assets
Total assets¥9.15Tat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥6.29Tat 2025-09-30Cons.Liabilities
Total liabilities¥6.55Tat 2025-03-31Cons.Liabilities
Net assets / equity¥3.31Tat 2025-09-30Cons.Net assets
Net assets / equity¥3.11Tat 2025-03-31Cons.Net assets
Net assets / equity¥2.55Tat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥786.2bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥942.4bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥771.1bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥941.4bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥341.8bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥564.4bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥230.0bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥575.3bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥136.3bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥289.4bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥342.4bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥278.4bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow−¥105.8bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow¥137.7bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥88.0bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥209.082025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥436.092024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥256.442024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio34.0%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio31.8%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio27.2%at 2024-09-30Cons.Equity to asset ratio (5-year summary)

Periods use the dates stated in the filing. d = earlier-year period dated by calendar; v = that date confirmed by the company's own earlier filing.

Segments · 46
SegmentItemPeriodValue
Reconciling Itemsreconcilingrevenue2025-04-01 → 2025-09-30−¥503.2bn
Reconciling Itemsreconcilingrevenue intersegment2025-04-01 → 2025-09-30−¥503.2bn
Reconciling Itemsreconcilingsegment ordinary income2025-04-01 → 2025-09-30¥4.8bn
Energyreportable segmentrevenue2025-04-01 → 2025-09-30¥1.74T
Energyreportable segmentrevenue external2025-04-01 → 2025-09-30¥1.63T
Energyreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥108.8bn
Energyreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥240.0bn
IT Communicationsreportable segmentrevenue2025-04-01 → 2025-09-30¥152.6bn
IT Communicationsreportable segmentrevenue external2025-04-01 → 2025-09-30¥108.8bn
IT Communicationsreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥43.8bn
IT Communicationsreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥25.6bn
Life Business Solutionsreportable segmentrevenue2025-04-01 → 2025-09-30¥90.0bn
Life Business Solutionsreportable segmentrevenue external2025-04-01 → 2025-09-30¥72.5bn
Life Business Solutionsreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥17.5bn
Life Business Solutionsreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥13.3bn
Transmission And Distributionreportable segmentrevenue2025-04-01 → 2025-09-30¥528.3bn
Transmission And Distributionreportable segmentrevenue external2025-04-01 → 2025-09-30¥195.2bn
Transmission And Distributionreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥333.1bn
Transmission And Distributionreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥31.2bn
Total Of Reportable Segments And Otherssegment totalrevenue2025-04-01 → 2025-09-30¥2.51T
Total Of Reportable Segments And Otherssegment totalrevenue external2025-04-01 → 2025-09-30¥2.01T
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2025-04-01 → 2025-09-30¥503.2bn
Total Of Reportable Segments And Otherssegment totalsegment ordinary income2025-04-01 → 2025-09-30¥310.2bn
Reconciling Itemsreconcilingrevenue2024-04-01 → 2024-09-30−¥517.8bn
Reconciling Itemsreconcilingrevenue intersegment2024-04-01 → 2024-09-30−¥517.8bn
Reconciling Itemsreconcilingsegment ordinary income2024-04-01 → 2024-09-30−¥12.4bn
Energyreportable segmentrevenue2024-04-01 → 2024-09-30¥1.85T
Energyreportable segmentrevenue external2024-04-01 → 2024-09-30¥1.73T
Energyreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥119.3bn
Energyreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥260.0bn
IT Communicationsreportable segmentrevenue2024-04-01 → 2024-09-30¥149.4bn
IT Communicationsreportable segmentrevenue external2024-04-01 → 2024-09-30¥110.3bn
IT Communicationsreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥39.0bn
IT Communicationsreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥22.6bn
Life Business Solutionsreportable segmentrevenue2024-04-01 → 2024-09-30¥121.4bn
Life Business Solutionsreportable segmentrevenue external2024-04-01 → 2024-09-30¥102.6bn
Life Business Solutionsreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥18.9bn
Life Business Solutionsreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥17.2bn
Transmission And Distributionreportable segmentrevenue2024-04-01 → 2024-09-30¥534.6bn
Transmission And Distributionreportable segmentrevenue external2024-04-01 → 2024-09-30¥193.9bn
Transmission And Distributionreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥340.6bn
Transmission And Distributionreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥31.8bn
Total Of Reportable Segments And Otherssegment totalrevenue2024-04-01 → 2024-09-30¥2.65T
Total Of Reportable Segments And Otherssegment totalrevenue external2024-04-01 → 2024-09-30¥2.14T
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2024-04-01 → 2024-09-30¥517.8bn
Total Of Reportable Segments And Otherssegment totalsegment ordinary income2024-04-01 → 2024-09-30¥331.6bn

Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.

All source rows · 546
ItemContextValueUnit
Shareholding ratioInterimInstant_No1MajorShareholdersMember0.1192
Number of shares heldInterimInstant_No2MajorShareholdersMember68287000
Shareholding ratioInterimInstant_No2MajorShareholdersMember0.0612
Number of shares heldInterimInstant_No3MajorShareholdersMember48840000
Shareholding ratioInterimInstant_No3MajorShareholdersMember0.0438
Number of shares heldInterimInstant_No4MajorShareholdersMember33356000
Shareholding ratioInterimInstant_No4MajorShareholdersMember0.0299
Number of shares heldInterimInstant_No5MajorShareholdersMember27351000
Shareholding ratioInterimInstant_No5MajorShareholdersMember0.0245
Number of shares heldInterimInstant_No6MajorShareholdersMember24760000
Shareholding ratioInterimInstant_No6MajorShareholdersMember0.0222
Number of shares heldInterimInstant_No7MajorShareholdersMember24422000
Shareholding ratioInterimInstant_No7MajorShareholdersMember0.0219
Number of shares heldInterimInstant_No8MajorShareholdersMember23994000
Shareholding ratioInterimInstant_No8MajorShareholdersMember0.0215
Number of shares heldInterimInstant_No9MajorShareholdersMember20183000
Shareholding ratioInterimInstant_No9MajorShareholdersMember0.0181
Number of shares heldInterimInstant_No10MajorShareholdersMember19223000
Shareholding ratioInterimInstant_No10MajorShareholdersMember0.0172
Number of shares heldInterimInstant423307000
Shareholding ratioInterimInstant0.3797
Number of shares issued shares voting rightsInterimInstant_SharesWithNoVotingRightsMember-
Number of shares issued shares voting rightsInterimInstant_SharesWithRestrictedVotingRightsTreasurySharesEtcMember-
Number of shares issued shares voting rightsInterimInstant_SharesWithRestrictedVotingRightsOtherMember-
Number of voting rights issued shares voting rightsInterimInstant_SharesWithRestrictedVotingRightsOtherMember-
Number of shares issued shares voting rightsInterimInstant_OrdinarySharesTreasurySharesSharesWithFullVotingRightsTreasurySharesEtcMember26700
Number of shares issued shares voting rightsInterimInstant_OrdinarySharesReciprocalHoldingSharesWithFullVotingRightsTreasurySharesEtcMember843100
Number of voting rights issued shares voting rightsInterimInstant_OrdinarySharesSharesWithFullVotingRightsOtherMember11112568
Number of shares issued shares voting rightsInterimInstant_OrdinarySharesSharesWithFullVotingRightsOtherMember1111256800
Number of shares issued shares voting rightsInterimInstant_OrdinarySharesSharesLessThanOneUnitMember2800928
Number of shares issued shares voting rightsInterimInstant1114927528
Number of voting rights issued shares voting rightsInterimInstant11112568
Number of shares held in own name treasury shares etcInterimInstant_Row1Member26700
Number of shares held in others names treasury shares etcInterimInstant_Row1Member-
Total number of shares held treasury shares etcInterimInstant_Row1Member26700
Shareholding ratio treasury shares etcInterimInstant_Row1Member0.0000
Number of shares held in own name treasury shares etcInterimInstant_Row2Member843100
Number of shares held in others names treasury shares etcInterimInstant_Row2Member-
Total number of shares held treasury shares etcInterimInstant_Row2Member843100
Shareholding ratio treasury shares etcInterimInstant_Row2Member0.0008
Number of shares held in own name treasury shares etcInterimInstant869800
Number of shares held in others names treasury shares etcInterimInstant-
Total number of shares held treasury shares etcInterimInstant869800
Shareholding ratio treasury shares etcInterimInstant0.0008
Noncurrent assetsPrior1YearInstant7681631000000JPY
Noncurrent assetsInterimInstant7806325000000JPY
Electric utility plant and equipment assets elePrior1YearInstant3806046000000JPY
Electric utility plant and equipment assets eleInterimInstant3768679000000JPY
Hydroelectric power production facilities nca electric elePrior1YearInstant301937000000JPY
Hydroelectric power production facilities nca electric eleInterimInstant303755000000JPY

Every row of the EDINET CSV. Item names are the XBRL element names; filed text is kept in its original Japanese. Filed text is available on Plus and Pro.

Data checks · 14 of 14 passed
balance sheet identityconsolidated 2025-03-31pass rounding
balance sheet identityconsolidated 2025-09-30pass rounding
dei present pass
period resolution pass
statement vs summary · net assetsconsolidated 2025-03-31pass
statement vs summary · net assetsconsolidated 2025-09-30pass
statement vs summary · net income attributable to parentconsolidated 2024-04-01/2024-09-30pass
statement vs summary · net income attributable to parentconsolidated 2025-04-01/2025-09-30pass
statement vs summary · operating cash flowconsolidated 2024-04-01/2024-09-30pass
statement vs summary · operating cash flowconsolidated 2025-04-01/2025-09-30pass
statement vs summary · revenueconsolidated 2024-04-01/2024-09-30pass
statement vs summary · revenueconsolidated 2025-04-01/2025-09-30pass
statement vs summary · total assetsconsolidated 2025-03-31pass
statement vs summary · total assetsconsolidated 2025-09-30pass